body{background:#354052;color:#B6BCC8}
div{box-sizing:border-box;border:0px solid #fff}

.Line1{height:50px;display:flex;overflow:hidden;margin-bottom:1px;}
.Line1 > div:first-child{width:50px;margin-right:1px;}
.Line1 > div > img{width:100%;height:100%}
.Line1 > div:nth-child(2){width:149px;background:#404E5F;text-align:center;font:normal bold 25px/50px normal;color:blue}
.Line1 > div:last-child{flex:1;overflow:hidden}
.Line1 > div:last-child > div{height:50px;width:50px;background:#404E5F;float:right;margin-right:1px;padding-top:15px;padding-left:15px;}
.Line1 > div:last-child > div:first-child{margin-right:100px}

/*第二行*/
.Line2{display:flex;}
.Line2 > .Left{width:200px;position:relative}		/*设置左右区宽度*/
.Line2 > .Right{flex:1;background:#ccc;}


.Line2 > .Left > .Nav{overflow:hidden}		/*导航列表区*/
.Line2 > .Left > .Nav > ul{padding:0;margin:0;overflow:hidden;overflow-y:scroll;height:100%;width:220px}		/*ul 隐藏滚动条*/
.Line2 > .Left > .Nav > ul > li > .Layer1{display:flex;margin-bottom:1px;}
.Line2 > .Left > .Nav > ul > li > .Layer1 > div:first-child{width:50px;height:50px;background:#414E5F;margin-right:1px;position:relative;} 	/*菜单栏左框*/
.Line2 > .Left > .Nav > ul > li > .Layer1 > div:first-child >img{position:absolute;top:15px;left:15px;width:20px;} 	/*左框中图标*/
.Line2 > .Left > .Nav > ul > li > .Layer1 > div:last-child{width:150px;height:50px;text-indent:15px;background:#414E5F;position:relative;} 	/*菜单栏右框*/
.Line2 > .Left > .Nav > ul > li > .Layer1 > div:last-child > div{width:70%;overflow:hidden;line-height:50px;} 	/*右框中文字*/
.Line2 > .Left > .Nav > ul > li > .Layer1 > div:last-child > img{position:absolute;top:22px;right:15px;width:10px;} 	/*右框菜单下拉角标*/
.Layer1_down{background:url(./Img/ico-down.png);background-size:10px 10px;}
.Layer1_right{background:url(./Img/ico-right.png);background-size:10px 10px;}


.Line2 > .Left > .Nav > ul > li > .Layer2{margin:1px 0px;display:none;} 	/*二级菜单*/
.Line2 > .Left > .Nav > ul > li > .Layer2 > ul{list-style:none;padding:0;margin:0;} 	/*二级菜单UL*/
.Line2 > .Left > .Nav > ul > li > .Layer2 > ul > li{display:flex;background:none;}
.Line2 > .Left > .Nav > ul > li > .Layer2 > ul > li > div:first-child{width:51px;} /*二级菜单左框*/
.Line2 > .Left > .Nav > ul > li > .Layer2 > ul > li > div:last-child{height:35px;margin-bottom:1px;flex:1;background:#414E5F;line-height:35px;text-indent:25px;font-size:12px;} 	/*二级菜单右框*/

.Line2 > .Left .Bottom{height:80px;background:#414E5F;position:absolute;bottom:0;left:0;width:100%}	/*左区底部版权信息*/
.Line2 > .Left .Bottom div{margin-top:10px;text-align:center}








